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Last change
on this file since 483 was 483, checked in by bird, 22 years ago |
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more weaks.
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Property cvs2svn:cvs-rev
set to
1.4
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Property svn:eol-style
set to
native
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Property svn:executable
set to
*
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Property svn:keywords
set to
Author Date Id Revision
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File size:
648 bytes
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| 1 | /* Example on weak aliasing as found in some GCC manual:
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| 2 | * http://gcc.gnu.org/onlinedocs/gcc/Function-Attributes.html
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| 3 | */
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| 4 |
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| 5 | /* GCC Style */
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| 6 |
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| 7 | int __f ()
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| 8 | {
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| 9 | return 1;
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| 10 | }
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| 11 |
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| 12 | int f () __attribute__ ((weak, alias ("__f")));
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| 13 |
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| 14 |
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| 15 | /* SUN style */
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| 16 |
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| 17 | extern int WeakExternalWithLocalDefault();
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| 18 | #pragma weak WeakExternalWithLocalDefault = LocalDefault
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| 19 | int LocalDefault()
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| 20 | {
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| 21 | return -1;
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| 22 | }
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| 23 |
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| 24 |
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| 25 | #pragma weak WeakExternalWithExternalDefault = ExternalDefault
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| 26 | extern int ExternalDefault();
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| 27 | extern int WeakExternalWithLocalDefault();
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| 28 |
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| 29 |
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| 30 |
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| 31 | int main()
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| 32 | {
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| 33 | int rc;
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| 34 |
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| 35 | rc = WeakExternalWithLocalDefault();
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| 36 | rc += WeakExternalWithExternalDefault();
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| 37 |
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| 38 | return rc;
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| 39 | }
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